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Wearable comparison

Amazfit T-Rex 3 vs Huawei Watch GT 6 Pro

Compare battery life, health tracking, display and fit.

Compared products
01Selected
Amazfit T-Rex 3

Amazfit T-Rex 3

  • Screen: 480 × 480 pixels; 322 ppi.
  • Runs Zepp OS 6.
  • 700 mAh battery capacity.
  • Bluetooth 5.2.
  • 10 ATM.
KSh 33,000In Stock
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02
Huawei Watch GT 6 Pro

Huawei Watch GT 6 Pro

  • About 54.7 g.
  • 1.47 inch screen.
  • 64 GB storage in this version.
  • Runs HarmonyOS 6.0.
  • 867 mAh battery capacity.
KSh 33,500In Stock
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2 spaces available

Huawei Watch GT 7 41mmKSh 33,000
AmazFit Cheetah RoundKSh 28,000
AmazFit CheetahKSh 28,000
Huawei Watch GT 5 ProKSh 34,000
OnePlus Watch 3KSh 33,000
Amazfit Balance 2KSh 39,000
Amazfit Cheetah 2 ProKSh 28,000
2 of 4 products

Our quick verdict

The Huawei Watch GT 6 Pro has a bigger battery (867 mAh), takes ECG heart-rhythm readings and is lighter to wear all day, while the Amazfit T-Rex 3 lasts longer between charges (27 days typical), is swimproof to 100 m and is rated for free diving to 45 m.

Display

Amazfit T-Rex 3
480 × 480 pixels; 322 ppi
Huawei Watch GT 6 Pro
466 × 466 pixels, PPI 317

Software

Amazfit T-Rex 3
Runs Zepp OS 6
Huawei Watch GT 6 Pro
Runs HarmonyOS 6.0

Capacity

Amazfit T-Rex 3
700 mAh battery capacity
Huawei Watch GT 6 Pro
867 mAh battery capacity

Portability

Amazfit T-Rex 3
68.3 g
Huawei Watch GT 6 Pro
About 54.7 g

Connections

Amazfit T-Rex 3
Bluetooth 5.2
Huawei Watch GT 6 Pro
Bluetooth 6.0

Key differences

The main differences to help you choose.

Amazfit T-Rex 3

  • Longer battery life: up to 27 days in typical use (vs 12).
  • Swimproof: water resistant to 100 m (vs 50 m).
  • Rated for free diving to 45 m (vs 40 m).
  • Syncs with third-party apps such as Strava and Apple Health.
  • Water resistant to 10 ATM (vs 5 ATM).

Huawei Watch GT 6 Pro

  • Bigger battery: 867 mAh (vs 700 mAh).
  • Brighter display: up to 3,000 nits (vs 2,000).
  • Lighter: about 54.7 g (vs 68.3 g).
  • ECG heart-rhythm readings.
  • Titanium case and ceramic back (vs plastic case).
  • Speaker.

What matters most to you?

Choose any priorities

How each product answers the questions buyers ask most. Tick a topic to add it, untick one to hide it.

6 priorities selected.
How each product answers the selected priorities
PriorityAmazfit T-Rex 3Huawei Watch GT 6 Pro
Battery life700 mAh battery867 mAh battery
Portability68.3 gAbout 54.7 g
Display1.5-inch OLED display, 322 ppi1.47-inch OLED display
SoftwareZepp OS 6HarmonyOS 6.0
ConnectionsBluetooth 5.2Bluetooth 6.0
Water resistance10 ATMIP69 water and dust resistance

Detailed comparison

Explore the full specifications, section by section.

Display

Display specifications comparison
SpecificationAmazfit T-Rex 3Huawei Watch GT 6 Pro
Display1.5-inch AMOLED1.47 inches AMOLED color screen
Screen resolution480 × 480 pixels; 322 ppi466 × 466 pixels, PPI 317
Display protectionCorning Gorilla Glass—
Display features—3000 nits (peak)

Connectivity

Connectivity specifications comparison
SpecificationAmazfit T-Rex 3Huawei Watch GT 6 Pro
Wi-FiWi-Fi 2.4 GHzNo
BluetoothBluetooth 5.2 BLE2.4 GHz, supports BT6.0 and BR + BLE
Positioning / GNSSDual-band GNSS; 6 satellite positioning systemsGPS (L1 + L5 Dual-band)/GLONASS/BeiDou(B1I + B1C + B2a Tri-band)/GALILEO(E1 + E5a Dual-band)/QZSS (L1 + L5 Dual-band)/NavIC
Network / cellular—No cellular connectivity
SIM / eSIM—No
NFC—Supported
Ultra Wideband (UWB)—No
Satellite features—No

Identity & design

Identity & design specifications comparison
SpecificationAmazfit T-Rex 3Huawei Watch GT 6 Pro
BrandAmazfitHuawei
ModelAmazfit T-Rex 3Huawei Watch GT 6 Pro
Dimensions48.5 × 48.5 × 13.75 mm without heart-rate sensor base45.6 mm × 45.6 mm × 11.25 mm
Weight68.3 g without strapApproximately 54.7 g (strap excluded)
Build materialsStainless-steel bezel; polymer middle frameGlass front, titanium alloy frame, ceramic back
Wrist size145–210 mm140-210 mm
Strap / band22 mm liquid silicone; pin buckleBlack Fluoroelastomer Strap; Brown Composite Woven Strap; Titanium Strap
Controls / buttons4 physical buttons; touchscreenHome Button (Rotating Crown) and Side Button
Announced—2025, September 19

Performance & software

Performance & software specifications comparison
SpecificationAmazfit T-Rex 3Huawei Watch GT 6 Pro
Operating systemZepp OS 6HarmonyOS 6.0
Storage—64GB

Audio & communication

Audio & communication specifications comparison
SpecificationAmazfit T-Rex 3Huawei Watch GT 6 Pro
SpeakerUnsupportedSupported
MicrophoneSupportedSupported
CallingUnsupportedSupported

Sensors, health & fitness

Sensors, health & fitness specifications comparison
SpecificationAmazfit T-Rex 3Huawei Watch GT 6 Pro
SensorsBioTracker 6.0 PPG; accelerometer; gyroscope; geomagnetic sensor; barometric altimeter; ambient light; temperatureAccelerometer sensor; Gyroscope sensor; Magnetometer sensor; Optical heart rate sensor; Barometer sensor; Temperature sensor; Ambient light sensor; ECG sensor; Depth sensor
Health & wellness features24-hour heart rate, SpO₂ and stress; one-tap measurement; PAI; breathing exercises; high and low heart-rate alerts; low SpO₂ alerts; high-altitude SpO₂ remindersHeart rate, blood oxygen, stress, skin temperature, ECG, breathing exercises, and cycle tracking; availability varies by region
Sleep trackingSleep stages including REM; naps; sleep breathing quality; sleep scoreHUAWEI TruSleep sleep tracking
Sports / workout modes177 sports modesMultiple indoor and outdoor workout modes
Training & outdoor featuresZepp Coach; PeakBeats; training templates; interval training; track running; trajectory correction; virtual pacer; offline maps; turn-by-turn navigation; route import; return navigation; route-deviation alerts; altitude assistant; compass; sunrise and sunset; moon phase; tides; storm warningsRunning, cycling, golf, trail and outdoor navigation features; availability varies by mode and region
Diving / depth featuresFreediving to 45 mDive (Depth up to 40 metres)
Safety & emergency features—Fall detection and emergency features where supported; phone and regional availability apply

Battery & durability

Battery & durability specifications comparison
SpecificationAmazfit T-Rex 3Huawei Watch GT 6 Pro
Battery capacity700 mAh ratedLi-Ion 867 mAh
Battery life27 days typical; 13 days heavy; 40 days Battery Saver; 81 days clock; 42 hours accurate GPS; 72 hours GPS power saver; 180 hours maximum GPSup to 21 days at most, up to 12 days given typical usage, or up to 7 days with AOD enabled, and up to 40 hours in the outdoor sport mode
ChargingMagnetic charging headWireless charging
Water resistance10 ATM5 ATM; IP69; Dive (Depth up to 40 metres)
Durability / certificationsEN 13319; ISO 6425; GB/T 18828 diving certificationsECG certified

Compatibility

Compatibility specifications comparison
SpecificationAmazfit T-Rex 3Huawei Watch GT 6 Pro
Phone compatibilityAndroid 7 or later; iOS 14 or laterAndroid 9.0 or later; iOS 13.0 or later
Companion appZeppHUAWEI Health
ColorsOnyx; Lava; GraySilver, Brown, Black

Additional specifications

Additional specifications specifications comparison
SpecificationAmazfit T-Rex 3Huawei Watch GT 6 Pro
Case materialStainless-steel bezel; polymer frameTitanium alloy
Pixels per inch322 ppi317 ppi
Peak brightness2,000 nits peak—
Charging timeApproximately 3 hours—
Packing listWatch with standard strap; magnetic charging head; instruction manualWatch × 1; Charging Cradle (including the charging cable) × 1; Quick Start Guide & Safety Information & Warranty Card × 1
Smart recognition25 strength-training movements; 8 sports movements—
Third-party fitness appsStrava; adidas Running; TrainingPeaks; komoot; Relive; Google Fit; Apple Health—
Release status—Available. Released 2025, September 19
Model numbers—ATM-B29, Atum-B29F, ATM-B29F
Card slot—No
Camera—No
3.5 mm headphone jack—No
USB—No
Radio—No
Charging input—5V-10V DC/2A MAX
Operating temperature—-20℃–+45℃

Similarities

  • Both have OLED displays.
  • Both have similar screen sizes (1.5 and 1.47 inches).
  • Both connect over Bluetooth.
  • Both go up to 210 mm (wrist size).
  • Both have a microphone.

In summary

Get the Huawei Watch GT 6 Pro if you want a bigger battery and ECG heart-rhythm readings, or the Amazfit T-Rex 3 if you would rather have longer battery life and a swimproof build.

Back to compared products ↑

In-stock alternatives

OnePlus Watch 3For Amazfit T-Rex 3OnePlus Watch 3View product ↗Huawei Watch GT 5 ProFor Amazfit T-Rex 3Huawei Watch GT 5 ProView product ↗Huawei Watch GT 7 46mmFor Huawei Watch GT 6 ProHuawei Watch GT 7 46mmView product ↗

Related comparisons

Amazfit T-Rex 3Huawei Watch GT 7 41mmAmazfit T-Rex 3AmazFit Cheetah RoundAmazFit CheetahAmazfit T-Rex 3Amazfit T-Rex 3Huawei Watch GT 5 ProAmazfit T-Rex 3OnePlus Watch 3Amazfit T-Rex 3Amazfit Balance 2Amazfit T-Rex 3Amazfit Cheetah 2 ProAmazfit T-Rex 3Huawei Watch 6 42 mm
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